0.045 as a Fraction

0.045 as a fraction is 9/200.

How to convert 0.045 to a fraction

  1. 0.045 has 3 decimal places, so write it over 1000 (a 1 followed by 3 zeros) with the decimal point removed: 0.045 = 45/1000.
  2. Find the greatest common divisor of 45 and 1000: it is 5.
  3. Divide both by 5: 45 ÷ 5 = 9 and 1000 ÷ 5 = 200.
  4. The answer is 9/200.

Check

Divide the numerator by the denominator: 9 ÷ 200 = 0.045. As a percent, 0.045 = 4.5%.

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Another decimal? Use the decimal to fraction converter or browse the decimal to fraction chart.